Collagen is a type of protein. Fibrous in nature, it connects and supports other bodily tissues, such as skin, bone, tendons, muscles, and cartilage. It also supports the internal organs and is even present in teeth. There are more than 25 types of collagens that naturally occur in the body.The product is white or creamy powder, high purity, no fat, no sugar and no additives.Health indicators comply with the state regulations,and the product have a high biological activity and safety.It can directly access to penetrate the skin, playing a moisturizing, repairing and other functions. This product is using single-materials, easily dissolved, High temperature durability,supporting for a wide pH range,and also High compatibility, Suitable for the production of high-end cosmetics.